#include "mytest.h"

int main()
{
    printf("10 + 20 = %d\n", Add(10, 20));
    printf("10 - 20 = %d\n", Sub(10, 20));
    printf("10 * 20 = %d\n", mul(10, 20));
    printf("10 / 20 = %d\n", div(10, 20));

    return 0;
}
